The US Army has begun fielding its new Sentinel A4 radar, a next-generation sensor that is already arriving in units while a ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Air Force general who oversees America's intercontinental ballistic missile (ICBM) force sees a long future ahead for the ...

The Sentinel intercontinental ballistic missile (ICBM) nuclear weapons program, in which the Air Force is moving to replace its old land-based nuclear missiles with new ones, has been troubled from ...

Overseen by the 717th Test Squadron and the Arnold Engineering Development Test Complex, the ground-based fire of the Sentinel’s second stage rocket motor was “conducted in a vacuum chamber to ...

The Air Force has developed planning documents for the transition from Minuteman III to Sentinel but has not developed a risk management plan. The transition was planned to begin in fiscal year 2025, ...

Heavier, faster, more lethal, cyber hardened and more reliable are just a few of the attributes woven into the US Air Force’s new Sentinel ICBM, a revamped weapons modernization effort slated to ...

The effort to replace the Minuteman III has gone so badly that the Air Force is now considering operating the already-half-century-old ICBM until 2050, according to a new report from the Government ...

The projected price of an Air Force program to build a next-generation nuclear missile – dubbed Sentinel – had risen 81%, from $77.7 billion to nearly $141 billion. (That’s the equivalent of Americans ...